CIMChat::DeleteEntityChat

static function DeleteEntityChat($entityType, $entityId)
{
	$entityType = trim($entityType);
	$entityId = trim($entityId);

	if (empty($entityType) || empty($entityId))
	{
		return false;
	}

	$chatData = BitrixImModelChatTable::getList(Array(
		'select' => ['ID', 'DISK_FOLDER_ID'],
		'filter' => [
			'=ENTITY_TYPE' => $entityType,
			'=ENTITY_ID' => $entityId,
		],
	))->fetch();
	if (!$chatData)
	{
		return false;
	}

	self::deleteChat($chatData);

	return true;
}